85786857

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{317}}^1$

素因数の和:599

約数の個数: 40

約数和(自身を含む): 138982536

約数和(自身を除く): 53195679

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 257, 317, 351, 771, 951, 1053, 2313, 2853, 3341, 4121, 6939, 8559, 10023, 12363, 20817, 25677, 30069, 37089, 81469, 90207, 111267, 244407, 270621, 333801, 733221, 1059097, 2199663, 3177291, 6598989, 9531873, 28595619, 85786857]

約数ペア:

[(1, 85786857), (3, 28595619), (9, 9531873), (13, 6598989), (27, 3177291), (39, 2199663), (81, 1059097), (117, 733221), (257, 333801), (317, 270621), (351, 244407), (771, 111267), (951, 90207), (1053, 81469), (2313, 37089), (2853, 30069), (3341, 25677), (4121, 20817), (6939, 12363), (8559, 10023)]